Add Windows commandline switch --enable-views-textfield.

ui/views/controls/textfield/textfield_controller.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_CONTROLLER_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_CONTROLLER_H_
 #pragma once
 
 #include "base/string16.h"
 #include "ui/views/views_export.h"
@@ skipping 36 matching lines @@
   virtual void OnAfterCutOrCopy() {}
 
   // Called after the textfield has written drag data to give the controller a
   // chance to modify the drag data.
   virtual void OnWriteDragData(ui::OSExchangeData* data) {}
 
   // Gives the controller a chance to modify the context menu contents.
   virtual void UpdateContextMenu(ui::SimpleMenuModel* menu_contents) {}
 
   // Returns true if the |command_id| should be enabled in the context menu.
-  virtual bool IsCommandIdEnabled(int command_id) const;
+  virtual bool IsCommandIdEnabled(int command_id) const { return false; }
 
   // Execute context menu command specified by |command_id|.
   virtual void ExecuteCommand(int command_id) {}
 
  protected:
   virtual ~TextfieldController() {}
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_CONTROLLER_H_